/Engine/Source/Runtime/Engine/Classes/GameFramework/Character.h
Get the maximum jump time for the character. Note that ifStopJumping()is not called before the max jump hold time is reached, then the character will carry on receiving vertical velocity. Therefore it is usually best to callStopJumping()when jump input has ceased (such as a button up event).
Maximum jump time for the character
virtual float GetJumpMaxHoldTime() const